ul#nav{ width:100%; height:60px; background:#00A2CA;margin:0 auto} 
ul#nav li{display:inline; height:60px} 
ul#nav li a{display:inline-block; padding:0 20px; height:60px; line-height:60px;
color:#FFF; font-family:"\5FAE\8F6F\96C5\9ED1"; font-size:16px} 
ul#nav li a:hover{background:#0095BB}/*设置鼠标滑过或悬停时变化的背景颜色*/